Notes 

• Data shown on these graphs are from the Sandettie Lightship Buoy automatic weather station. It is the closest station measuring sea temperatures and weather to the Channel swimming routes.
• To track graph values move the mouse over the graph area. To change graph resolution, highlight the area of interest. To zoom out, double-click on the graph area.
• Sandettie data is provided by the Met Office: it contains public sector information licensed under the Open Government Licence v1.0. Please read our detailed notes on Sandettie data and interpreting these graphs and values.
• Tide range data is calculated by the XTide freeware. See our Tides section for more information. 
• If you have any suggestions or comments on how we presented this data, please contact us.